package com.haoniu.common.utils;

import java.util.HashMap;

/**
 * @author: shilvfei
 * @Date: 16/5/2
 */
public class MyHashMap<K,V> extends HashMap<K,V> {

    public MyHashMap<K,V> add(K key, V value){
        put(key,value);
        return this;
    }

}
